[INFO] fetching crate tinyosc 0.0.3...
[INFO] building tinyosc-0.0.3 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate tinyosc 0.0.3 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate tinyosc 0.0.3
[INFO] finished tweaking crates.io crate tinyosc 0.0.3
[INFO] tweaked toml for crates.io crate tinyosc 0.0.3 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tinyosc 0.0.3 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding byteorder v0.5.3 (available: v1.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 799aad88da0f4ecd7b951e3d8d65bfe3cbee7b41956e1276cfb0790ca5ee5cad
[INFO] running `Command { std: "docker" "start" "-a" "799aad88da0f4ecd7b951e3d8d65bfe3cbee7b41956e1276cfb0790ca5ee5cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "799aad88da0f4ecd7b951e3d8d65bfe3cbee7b41956e1276cfb0790ca5ee5cad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "799aad88da0f4ecd7b951e3d8d65bfe3cbee7b41956e1276cfb0790ca5ee5cad", kill_on_drop: false }`
[INFO] [stdout] 799aad88da0f4ecd7b951e3d8d65bfe3cbee7b41956e1276cfb0790ca5ee5cad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a5557343015aa9baee20cc6d1749b40a18c5af7ad5f1994492a4b29bb4a10aa
[INFO] running `Command { std: "docker" "start" "-a" "3a5557343015aa9baee20cc6d1749b40a18c5af7ad5f1994492a4b29bb4a10aa", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling tinyosc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(Argument::s(self.path).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(Argument::s(&*typetags).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             try!(arg.serialize(into));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         try!(self.serialize_into(&mut ret));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 try!(into.write_all(arg.as_ref()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(into.write_all(&[0; 5][.. pad]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `assert_msg_equal`
[INFO] [stdout]   --> src/test.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 | macro_rules! assert_msg_equal {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/argument.rs:105:40
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "3a5557343015aa9baee20cc6d1749b40a18c5af7ad5f1994492a4b29bb4a10aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a5557343015aa9baee20cc6d1749b40a18c5af7ad5f1994492a4b29bb4a10aa", kill_on_drop: false }`
[INFO] [stdout] 3a5557343015aa9baee20cc6d1749b40a18c5af7ad5f1994492a4b29bb4a10aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57fed790e9fcf8e695f718346acd2bb2eda10be0f952a8a552b2ba4b0d169590
[INFO] running `Command { std: "docker" "start" "-a" "57fed790e9fcf8e695f718346acd2bb2eda10be0f952a8a552b2ba4b0d169590", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(Argument::s(self.path).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(Argument::s(&*typetags).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             try!(arg.serialize(into));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         try!(self.serialize_into(&mut ret));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 try!(into.write_all(arg.as_ref()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(into.write_all(&[0; 5][.. pad]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `assert_msg_equal`
[INFO] [stdout]   --> src/test.rs:27:14
[INFO] [stdout]    |
[INFO] [stdout] 27 | macro_rules! assert_msg_equal {
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tinyosc v0.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/argument.rs:105:40
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 67 |         try!(Argument::s(self.path).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 75 |         try!(Argument::s(&*typetags).serialize(into));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:78:13
[INFO] [stdout]    |
[INFO] [stdout] 78 |             try!(arg.serialize(into));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/message.rs:86:9
[INFO] [stdout]    |
[INFO] [stdout] 86 |         try!(self.serialize_into(&mut ret));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:113:17
[INFO] [stdout]     |
[INFO] [stdout] 113 |                 try!(into.write_all(arg.as_ref()));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/argument.rs:120:17
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 try!(into.write_all(&[0; 5][.. pad]));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/test.rs:97:50
[INFO] [stdout]    |
[INFO] [stdout] 97 |         arguments: osc_args![Argument::None, 42, (0.0 as f32), true, "testing", false]
[INFO] [stdout]    |                                                  ^          ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -         arguments: osc_args![Argument::None, 42, (0.0 as f32), true, "testing", false]
[INFO] [stdout] 97 +         arguments: osc_args![Argument::None, 42, 0.0 as f32, true, "testing", false]
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:155:27
[INFO] [stdout]     |
[INFO] [stdout] 155 |         Argument::i(v) => (v == 42),
[INFO] [stdout]     |                           ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 155 -         Argument::i(v) => (v == 42),
[INFO] [stdout] 155 +         Argument::i(v) => v == 42,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:169:27
[INFO] [stdout]     |
[INFO] [stdout] 169 |         Argument::f(v) => (v == 0.0),
[INFO] [stdout]     |                           ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 169 -         Argument::f(v) => (v == 0.0),
[INFO] [stdout] 169 +         Argument::f(v) => v == 0.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:183:27
[INFO] [stdout]     |
[INFO] [stdout] 183 |         Argument::s(v) => (v == "testing"),
[INFO] [stdout]     |                           ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 183 -         Argument::s(v) => (v == "testing"),
[INFO] [stdout] 183 +         Argument::s(v) => v == "testing",
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:201:27
[INFO] [stdout]     |
[INFO] [stdout] 201 |         Argument::i(v) => (v == 42),
[INFO] [stdout]     |                           ^       ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 201 -         Argument::i(v) => (v == 42),
[INFO] [stdout] 201 +         Argument::i(v) => v == 42,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:206:27
[INFO] [stdout]     |
[INFO] [stdout] 206 |         Argument::f(v) => (v == 0.0),
[INFO] [stdout]     |                           ^        ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 206 -         Argument::f(v) => (v == 0.0),
[INFO] [stdout] 206 +         Argument::f(v) => v == 0.0,
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/test.rs:216:27
[INFO] [stdout]     |
[INFO] [stdout] 216 |         Argument::s(v) => (v == "testing"),
[INFO] [stdout]     |                           ^              ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 216 -         Argument::s(v) => (v == "testing"),
[INFO] [stdout] 216 +         Argument::s(v) => v == "testing",
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/message.rs:66:45
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]    |                                             ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn serialize_into(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]    |                                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/argument.rs:105:40
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut Write) -> io::Result<()> {
[INFO] [stdout]     |                                        ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 105 |     pub fn serialize(&self, into: &mut dyn Write) -> io::Result<()> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "57fed790e9fcf8e695f718346acd2bb2eda10be0f952a8a552b2ba4b0d169590", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57fed790e9fcf8e695f718346acd2bb2eda10be0f952a8a552b2ba4b0d169590", kill_on_drop: false }`
[INFO] [stdout] 57fed790e9fcf8e695f718346acd2bb2eda10be0f952a8a552b2ba4b0d169590
